GCO Labs, LLC-Logo

SERVING THE NATION | 903-291-0137

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The focus of GCO Labs, LLC is to provide quality-oriented analytical services for the energy industry. We are capable of analyzing surface water, ground water, mine soil, and overburden samples for the mining industry, and then solid and liquid samples for the oil & gas industries. Our goal is to provide cost-effective and high-quality analytical testing services in a timely fashion.

Quality Analytical Services

Office Hours:

Monday - Friday

8:00 AM - 5:00 PM

GCO Labs, LLC is located in East Texas, an area central to the Texas oil field and many lignite mining operations. Our laboratory and offices are located at 3505 W. Loop 281 in Longview, Texas.

Oil field testing

Our company was founded in 2010 to serve the energy industry. Its founder and president, Greg Oliver (M.S.) is a Texas A&M University graduate with more than 25 years’ experience in environmental laboratory testing. We guarantee 100% cusomer satisfaction for all our services. We want to be the first choice for your analytical testing services.

Who we are?

Don't see the test you need? Call us to know more about our special orders.